Given a graph class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si1.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=c025d9e29ce1ca8c483f48d66bc8da4d" title="Click to view the MathML source">G=(V,E)class="mathContainer hidden">class="mathCode"> of order class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si2.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=f699fc51bcd09cd7cbea117f8b1f1c02" title="Click to view the MathML source">nclass="mathContainer hidden">class="mathCode"> and an class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si2.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=f699fc51bcd09cd7cbea117f8b1f1c02" title="Click to view the MathML source">nclass="mathContainer hidden">class="mathCode">-dimensional non-negative vector class="mathmlsrc">class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si4.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=49e02f1c3a70c7a9f790f6e6cd56b869">class="imgLazyJSB inlineImage" height="13" width="153" alt="View the MathML source" style="margin-top: -5px; vertical-align: middle" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S1572528616000049-si4.gif">class="mathContainer hidden">class="mathCode">, called demand vector, the vector domination (resp., total vector domination) is the problem of finding a minimum class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si5.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=03b7d1037b8905ad6a94bc47fb097356" title="Click to view the MathML source">S⊆Vclass="mathContainer hidden">class="mathCode"> such that every vertex class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si6.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=71b73bbe35a37ba3718927d4dbd5018e" title="Click to view the MathML source">vclass="mathContainer hidden">class="mathCode"> in class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si7.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=553a6bcfba6439cc2627772fbdc60e80" title="Click to view the MathML source">V∖Sclass="mathContainer hidden">class="mathCode"> (resp., in class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si8.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=309bac7dac9c2e48cc9f1808ebf36009" title="Click to view the MathML source">Vclass="mathContainer hidden">class="mathCode">) has at least class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si9.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=22dc5eca66b727d5f56090397c2ed8c5" title="Click to view the MathML source">d(v)class="mathContainer hidden">class="mathCode"> neighbors in class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si10.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=b9e1ea11ab7a1feebfba1fe86f5eaaf0" title="Click to view the MathML source">Sclass="mathContainer hidden">class="mathCode">. The (total) vector domination is a generalization of many dominating set type problems, e.g., the (total) dominating set problem, the (total) class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si11.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=c0c0c09bc775a3bf64c195e72255c0e6" title="Click to view the MathML source">kclass="mathContainer hidden">class="mathCode">-dominating set problem (this class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si11.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=c0c0c09bc775a3bf64c195e72255c0e6" title="Click to view the MathML source">kclass="mathContainer hidden">class="mathCode"> is different from the solution size), and so on, and subexponential fixed-parameter algorithms with respect to solution size for apex-minor-free graphs (so for planar graphs) are known. In this paper, we consider maximization versions of the problems; that is, for a given integer class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si11.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=c0c0c09bc775a3bf64c195e72255c0e6" title="Click to view the MathML source">kclass="mathContainer hidden">class="mathCode">, the goal is to find an class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si5.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=03b7d1037b8905ad6a94bc47fb097356" title="Click to view the MathML source">S⊆Vclass="mathContainer hidden">class="mathCode"> with size class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si11.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=c0c0c09bc775a3bf64c195e72255c0e6" title="Click to view the MathML source">kclass="mathContainer hidden">class="mathCode"> that maximizes the total sum of satisfied demands. For these problems, we design subexponential fixed-parameter algorithms with respect to class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1572528616000049&_mathId=si11.gif&_user=111111111&_pii=S1572528616000049&_rdoc=1&_issn=15725286&md5=c0c0c09bc775a3bf64c195e72255c0e6" title="Click to view the MathML source">kclass="mathContainer hidden">class="mathCode"> for apex-minor-free graphs.
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